from tkinter import *

x = int(input())
y = int(input())
N = int(input())

root = Tk()
root.title("ИТ-марафон")
root.geometry("500x500")

coords = [0 * N + x,0 * N + y,
          10 * N + x,0 * N + y,
          10 * N + x,10 * N + y,
          20 * N+ x,10 * N + y,
          20 * N + x, 20 * N + y,
          0 * N + x, 20 * N + y]

if N == 0 and x >= 0 and y >= 0 and x <= 500 and y <= 500:
    pass
else:
    if N > 0 and 0 * N + x >= 0 and 0 * N + y >= 0 and 20 * N + x <= 500 and 20 * N + y <= 500:
        pass
    else:
        if N < 0 and 0 * N + x >= 0 and 0 * N + y >= 0 and 20 * N + x <= 500 and 20 * N + y <= 500:
            pass 
        else:
            print ("Размер фигуры превышает максимальный размер поля")
            exit()

canvas = Canvas(bg="white", width = 500, height = 500)
canvas.pack(anchor = CENTER, expand = 1)
canvas.create_polygon(coords)

root.mainloop()
